CVE-2021-46141

MEDIUM
Published Jan 6, 20224y ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Jan 6, 2022 4y ago
Last Modified Jun 17, 2026 2w ago

Description

An issue was discovered in uriparser before 0.9.6. It performs invalid free operations in uriFreeUriMembers and uriMakeOwner.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 10

VendorProductVersionRange
uriparser_projecturiparser* <0.9.6
fedoraprojectextra_packages_for_enterprise_linux8.0any
fedoraprojectfedora34any
fedoraprojectfedora35any
debiandebian_linux9.0any
debiandebian_linux10.0any
debiandebian_linux11.0any
opensusefactory*any
opensusebackportssle-15any
opensuseleap15.3any

References 7

  • blog.hartwork.org https://blog.hartwork.org/posts/uriparser-096-with-security-fixes-released/
    Third Party Advisory
  • github.com https://github.com/uriparser/uriparser/issues/121
    ExploitIssue TrackingPatchThird Party Advisory
  • github.com https://github.com/uriparser/uriparser/pull/124
    ExploitPatchThird Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2022/01/msg00029.html
    Mailing ListThird Party Advisory
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MO6T7WA27H7K3WI2AXUAGPWBGK4HM65D/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YGIJTDNEMU2V4H3JJBQVKBRHU5GBQKG2/
  • debian.org https://www.debian.org/security/2022/dsa-5063
    Third Party Advisory

Remediation

  • github.com https://github.com/uriparser/uriparser/issues/121
    ExploitIssue TrackingPatchThird Party Advisory
  • github.com https://github.com/uriparser/uriparser/pull/124
    ExploitPatchThird Party Advisory